/sys/class/power_supply/AC0: POWER_SUPPLY_NAME=AC0 POWER_SUPPLY_TYPE=Mains POWER_SUPPLY_ONLINE=1 /sys/class/power_supply/BAT0: POWER_SUPPLY_NAME=BAT0 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_STATUS=Unknown POWER_SUPPLY_PRESENT=1 POWER_SUPPLY_TECHNOLOGY=Li-ion POWER_SUPPLY_CYCLE_COUNT=0 POWER_SUPPLY_VOLTAGE_MIN_DESIGN=14400000 POWER_SUPPLY_VOLTAGE_NOW=1915000 POWER_SUPPLY_CURRENT_NOW=0 POWER_SUPPLY_CHARGE_FULL_DESIGN=2200000 POWER_SUPPLY_CHARGE_FULL=1900000 POWER_SUPPLY_CHARGE_NOW=0 POWER_SUPPLY_CAPACITY=0 POWER_SUPPLY_CAPACITY_LEVEL=Normal POWER_SUPPLY_MODEL_NAME=standard POWER_SUPPLY_MANUFACTURER=OEM POWER_SUPPLY_SERIAL_NUMBER=... /sys/class/power_supply/hidpp_battery_0: POWER_SUPPLY_NAME=hidpp_battery_0 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_ONLINE=1 POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_SCOPE=Device POWER_SUPPLY_MODEL_NAME=Wireless Keyboard POWER_SUPPLY_MANUFACTURER=Logitech POWER_SUPPLY_SERIAL_NUMBER=... POWER_SUPPLY_CAPACITY_LEVEL=Normal /sys/class/power_supply/hidpp_battery_1: POWER_SUPPLY_NAME=hidpp_battery_1 POWER_SUPPLY_TYPE=Battery POWER_SUPPLY_ONLINE=1 POWER_SUPPLY_STATUS=Discharging POWER_SUPPLY_SCOPE=Device POWER_SUPPLY_MODEL_NAME=Wireless Mouse POWER_SUPPLY_MANUFACTURER=Logitech POWER_SUPPLY_SERIAL_NUMBER=... POWER_SUPPLY_CAPACITY_LEVEL=Normal